<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8" Content-type="application/x-www-form-urlencoded">
    <title>登陆</title>
</head>
<body>
<form action="/sunck/showmain" method="get" >
    <input type="text" name="uname" value="">
    <input type="submit" value="登陆">
</form>
</body>
</html>